DELAWARE ASSOCIATION OF PROFESSIONAL ENGINEERS
92 Read's Way, Suite 208
New Castle, DE 19720
Phone: 302-323-4588
Email: office@dape.org
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Firm
License		 Firm Name Address City State Zip Expiration Date
(mm/yy)
2048 ORNDORF & ASSOCIATES, INC. 8600 W CHESTER PIKE STE 201, Suite 201 Upper Darby PA 19082 09/30/25
919 ORBITAL ENGINEERING, INC. 1344 FIFTH AVENUE PITTSBURGH PA 15219 09/30/25
2181 ORAH CONSTRUCTIVE TECHNOLOGIES, INC. 1425 GOLD MINE ROAD BROOKEVILLE MD 20833-2234 09/30/25
5349 On-Site Engineering, Procurement & Construction Services, LLC 111 N Bedford St Georgetown DE 19947 09/30/24
883 ON-BOARD ENGINEERING CORPORATION 50 Millstone Road-Bldg 300 Suite 110 East Windsor NJ 08520 09/30/25
4356 Olsson Inc PO Box 84608 Lincoln, Lancaster County NE 68501 09/30/25
4326 Olsen Atlantic LLC 23 N Kings Croft Dr Bear DE 19701 09/30/25
3538 OLIVER-RHOADS & ASSOCIATES, INC. D/B/A OLIVER LITTLE GIPSON ENGINEERS, INC. 301 INDUSTRIAL BLVD. TULLAHOMA TN 37388 09/30/25
4028 Oliver Sprinkler Co., Inc. 501 Feheley Drive King of Prussia PA 19406 09/30/25
3283 Oak Point Associates 231 Main Street Biddeford ME 04005 09/30/25
5173 O'Neal, Inc. 10 Falcon Crest Drive Greenville SC 29607 09/30/24
454 O'DONNELL & NACCARATO, INC. 701 Market Street, Suite 6000 PHILADELPHIA PA 19106 09/30/25
2374 O'CONNELL & LAWRENCE, INC. 17904 GEORGIA AVE. SUITE 302 OLNEY MD 20832 09/30/25
636 NUTEC DESIGN ASSOCIATES, INC. 3501 CONCORD ROAD STE 150 YORK PA 17402 09/30/24
5189 Numerical Advisory Solutions, LLC. 200 Regency Forest Drive Suite 330 Cary NC 27518 09/30/25
3091 NTM ENGINEERING, INC. 130 WEST CHURCH STREET, SU. 200 DILLSBURG PA 17019 09/30/25
340 NST/ENGINEERS, INC. 505 RUNNYMEDE ROAD HOCKESSIN DE 19707 09/30/25
4491 Norton & Schmidt Consulting Engineers, LLC 311 East 11th Avenue North Kansas City MO 64116 09/30/25
5471 Northman Enterprises, LLC 1883 West Royal Hunte Drive, Suite 200A Cedar City UT 84720 09/30/25
5454 Northland Consulting Engineers, LLP 102 South 21st Avenue West Ste #1 Duluth MN 55806 09/30/25
5068 North Star Design LLC 361 Rt 31, Bldg E, Suite 1404 Flemington NJ 08822 09/30/25
3567 NORR, LLC 150 West Jefferson, Suite 1300 DETROIT MI 48226 09/30/25
3835 NORESCO, LLC 1 Research Drive, Suite 400C Westborough MA 01581 09/30/25
4939 Noble Structural Group, PLLC 17505 W. Catawba Ave, Ste 220 Cornelius NC 28031 09/30/25
4075 NMP Engineering Consultants Inc. 11350 McCormick Road, EP1 STE 600 Hunt Valley MD 21031 09/30/25